- 4 large (1 ft x 1 ft) fragments of fine grained igneous rock green to black- possibly some dunite. Approximately 20 (3x4) large grained igneous rocks, some are porpharitic in nature. Some appear to have at least 50 % feldspars.
Cite the IMLGS database as: Curators of Marine and Lacustrine Geological Samples Consortium. The Index to Marine and Lacustrine Geological Samples (IMLGS). National Geophysical Data Center, NOAA. doi:10.7289/V5H41PB8 [date of access].